Observations on Mr. Simmons's Detection, [electronic resource] : &c. &c. with a defence of the Cesarean operation, derived from Authorities, &c. &c. a description of the female pelvis, AN Examination Of DR. Osborn's Opinions, Relative To Embryulcia, and AN Account Of The Method Of Delivery BY Embryotomy. Illustrated by numerous engravings. By John Hull, M. D. Member of the Corporation of Surgeons, and of the Physical Society of London; of the Natural History Society of Edinburgh; and Secretary of the Literary and Philosophical Society of Manchester.